“Maker: Shanghai Rongde Engineering Co. Ltd.
TYPE: RDHL-B2
Signal: Normal:3K ohm /alarm -1.5K ohm (Beed switch is NC type)
Protection:IP68
Drawing No: 2366-1339-1-33” FORE PEAK TANK SENSOR (Type:RDHL-B2) SHANGHAI RONGDE ENGINEERING.RDHL-B2.NA